Dell Latitude 5280 - System Board and Display Servicing

Installing chassis frame
1 Place the chassis frame on the computer.
2 Tighten the M2*2, M2*3, and M2*5 screws to secure the chassis frame to the computer.
3 Connect the keyboard cable to the connector.
4 Connect the speaker cable to the connector on the system board.
5 Route the WLAN cables through the routing channels.
6 Install the:
a SSD card
b WLAN card
c battery
d base cover
7 Follow the procedure in After working inside your system.
System board
Removing system board
1 Follow the procedure in Before working inside your computer.
2 Remove the:
a SIM card
b base cover
c battery
d keyboard trim
Removing and installing components
27